.carlist{
    width:100%;
    height: 100%;
    overflow: hidden;
    display: flex;
}

.left{
    width:100px;
    height: 100%;
    border-right:1px solid gray;
}

.left span{
    display: block;
    width:100%;
    height:44px;
    line-height: 44px;
    border-bottom:1px solid gray;
    text-align: center;
}

.right{
    flex:1;
    height: 100%;
    overflow: hidden;
}